Inducer Fan Motor Wiring Diagram

This fan motor is a 3 wire verses a 4 wire and the dark purple went to cm on the circuit board to call the motor on and the left over yellow runs in parallel to the capacitor and goes to lm. Other methods that i have used to wire up dual fans are using single relays to control both fans. I would need a model number of the furnace to get the wiring diagram.

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To the sum of all burner components plus that of the inducer motor an additional isolation relay must be installed as shown in some dia grams.

Inducer fan motor wiring diagram. The diagrams included show wiring for the standard motors furnished with the inducers. 3ø wiring diagrams 1ø wiring diagrams diagram er9 m 3 1 5 9 3 7 11 low speed high speed u1 v1 w1 w2 u2 v2 tk tk thermal overloads two speed star delta motor switch m 3 0 10v 20v 415v ac 4 20ma outp uts diagram ic2 m 1 240v ac 0 10v outp ut diagram ic3 m 1 0 10v 4 20ma 240v ac outp uts these diagrams are current at the time of publication. I have found this to be inefficient as most dual fans pull enough load in amps at start up to blow the fuse for the relay. Draft inducer motor amperage ratings can be found on the draft inducer selection table on bottom of page 2.

This should be around a 30 amp fuse in order to protect the wiring and relay. Typical original motor connections hvac condenser motor replacement wiring guide brown contactor fan c herm capacitor original compressor common l1 l2 wire colors may vary l1 l2 208 230 vac s r c new motor new capacitor new capacitor non polarized f terminal is no longer used brown brown white motor contactor fan c herm. We will go over which speed each wire color is and show you how you can tell the speed by using a multimeter to read each wire color s resistance value when the blower motor is off. Performance 80 two stage 4 way multipoise induced combustion gas furnace input capacities.

Ask question asked 5 years 6 months ago. It came with its own capacitor so the one on the circuit board was not needed for the fan. View and download carrier 58cta 58ctx product data online. How to wire a draft inducer motor.

Ask your own hvac question. Where there s some physical reason in the construction to differentiate between hot and neutral on the wiring the distinction is made and sometimes it s made on things. Did it come with any documentation. Is there a diagram or any writing on the motor.

Imr inducer motor relay cc1 2 contactor stage 1 2 compressor ofc contactor outdoor fan cch crankcase heaters stage 1 2 compressor lvt low voltage terminal ignition control failure code i nt era lc o f i u fault condition flame sense fault ignition lockout status light red steady on 2 flashes 3 flashes outdoor fan motor t1 t2 ofc. Wiring furnace draft inducer fan. 45 000 thru 155 000 btuh series 140. I did not note the placement of the wires for the fan motor on the printed circuit boa.

58cta 58ctx furnace pdf manual download.